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CVE-2025-68221

mptcp: fix address removal logic in mptcp_pm_nl_rm_addr PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcp_pm_nl_rm_addr Fix inverted WARN_ON_ONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 (abnormal state), while normal removals (counter > 0) are ignored.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 63611391850850bf27f81afb0d0b6d1237a34006 before f7d953c38245c0e9d8e268fb6a9e524602fb44ec; affected 63611391850850bf27f81afb0d0b6d1237a34006 before 92e239e36d600002559074994a545fcfac9afd2d
Linux / Linuxaffected 6.15; unaffected 0 before 6.15; unaffected 6.17.10 through 6.17.*; unaffected 6.18 through *

CWE

No CWE identifiers supplied.

References